xref: /aosp_15_r20/external/musl/src/thread/pthread_cond_signal.c (revision c9945492fdd68bbe62686c5b452b4dc1be3f8453)
1*c9945492SAndroid Build Coastguard Worker #include "pthread_impl.h"
2*c9945492SAndroid Build Coastguard Worker 
pthread_cond_signal(pthread_cond_t * c)3*c9945492SAndroid Build Coastguard Worker int pthread_cond_signal(pthread_cond_t *c)
4*c9945492SAndroid Build Coastguard Worker {
5*c9945492SAndroid Build Coastguard Worker 	if (!c->_c_shared) return __private_cond_signal(c, 1);
6*c9945492SAndroid Build Coastguard Worker 	if (!c->_c_waiters) return 0;
7*c9945492SAndroid Build Coastguard Worker 	a_inc(&c->_c_seq);
8*c9945492SAndroid Build Coastguard Worker 	__wake(&c->_c_seq, 1, 0);
9*c9945492SAndroid Build Coastguard Worker 	return 0;
10*c9945492SAndroid Build Coastguard Worker }
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